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Biological Control of Bruchids in Cowpea Stores by Release of Dinarmus basalis (Hymenoptera: Pteromalidae) Adults
Bruchids cause major losses during cowpea storage in West Africa, Two species, Callosobruchus maculatus (F.) and Bruchidius atrolineatus (Pic), and one endemic pteromalid, Dinarmus basalis (Rondani),Expand
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Comparative effects of Cymbopogon schoenanthus essential oil and piperitone on Callosobruchus maculatus development.
The insecticidal activity of crude essential oil extracted from Cymbopogon schoenanthus and of its main constituent, piperitone, was assessed on different developmental stages of CallosobruchusExpand
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Influence of temperature and humidity on populations of Callosobruchus maculatus (Coleoptera: Bruchidae) and its parasitoid Dinarmus basalis (Pteromalidae) in two climatic zones of Burkina Faso
Callosobruchus maculatus (Fabricius) develops in the seeds of Vigna unguiculata in the Sahel region of Africa. The reproductive activity of this species and the development of its offspring wereExpand
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Susceptibility of the Bruchid Callosobruchus maculatus (Coleoptera: Bruchidae) and its Parasitoid Dinarmus basalis (Hymenoptera: Pteromalidae) to Three Essential Oils
Abstract The bruchid Callosobruchus maculatus (F.) causes major losses during the storage of seeds of Vigna unguiculata (Walp.) in West Africa. An endemic parasitoid, the pteromalid Dinarmus basalisExpand
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Transfer of male secretions from the spermatophore to the female insect in Caryedon serratus (Ol.): Analysis of the possible trophic role of these secretions
In Caryedon serratus (Coleoptra; Bruchidae) a large spermatophore is deposited into the female bursa copulatrix during mating. After mating, the size of the spermatophore decreases and the centralExpand
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Dimethyl disulfide exerts insecticidal neurotoxicity through mitochondrial dysfunction and activation of insect K(ATP) channels.
The plant-derived insecticides have introduced a new concept in insecticide research. In response to insect attacks, some plants can release volatile sulfur compounds such as dimethyl disulfideExpand
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Isolation of the two paragonial substances deposited into the spermatophores ofAcanthoscelides obtectus (Coleoptera, Bruchidae)
Aqueous extracts from spermatophores ofAcanthoscelides obtectus (Coleoptera, Bruchidae) have been chromatographed on Sephadex G 25 and G 15 columns, the active fractions being further purified byExpand
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Abstract Callosobruchus maculatus is a bruchid beetle that develops in the seeds of 14 species of Leguminosae, but the cowpea Vigna unguiculata is its main host plant. The conditions of adaptationExpand
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Transfer and fate of male secretions deposited in the spermatophore of females of Acanthoscelides obtectus Say (Coleoptera Bruchidae)
Abstract During mating, males of Acanthoscelides obtectus deposit a spermatophore in the female genital tract. Spermatophore structure subsequently undergoes considerable modification, especially theExpand
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Superparasitism and host discrimination in the solitary ectoparasitoid Dinarmus basalis
In the solitary ectoparasitoid, Dinarmus basalis (Hymenoptera: Pteromalidae), the occurrence of superparasitism according to the unparasitised host density, and the nature of the host(s) provided wasExpand
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